We think that the electrical system is a fire hazard.

We've found that the tyres are unsafe.

We expect the repairs to be very expensive indeed.

We consider that the petrol tank is dangerous.

We've discovered that the brakes are badly worn.

Main printed circuit board of a system, containing most of the components and connections for expansion boards, etc.

Movement of charge carrying particles in a conductor.

Electronic device consisting of a small piece of a crystal of a semiconductor onto which are etched or manufactured a number of components such as transistors, resistors and capacitors, which together perform a function.

Machine that receives or stores or processes data very quickly according to a stored program.

Electronic circuit that magnifies the power of a signal.